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require 'test/unit'
require 'tempfile'
require_relative 'envutil'
class TestRequire < Test::Unit::TestCase
def ruby(*r, &b)
EnvUtil.rubyexec(*r, &b)
end
def test_require_invalid_shared_object
t = Tempfile.new(["test_ruby_test_require", ".so"])
t.puts "dummy"
t.close
ruby do |w, r, e|
w.puts "begin"
w.puts " require \"#{ t.path }\""
w.puts "rescue LoadError"
w.puts " p :ok"
w.puts "end"
w.close
assert_equal(":ok", r.read.chomp)
end
end
def test_require_too_long_filename
ruby do |w, r, e|
w.puts "begin"
w.puts " require '#{ "foo/" * 10000 }foo'"
w.puts "rescue LoadError"
w.puts " p :ok"
w.puts "end"
w.close
e.read
assert_equal(":ok", r.read.chomp)
end
end
def test_require_path_home
env_rubypath, env_home = ENV["RUBYPATH"], ENV["HOME"]
ENV["RUBYPATH"] = "~"
ENV["HOME"] = "/foo" * 10000
ruby("-S", "test_ruby_test_require") do |w, r, e|
w.close
e.read
assert_equal("", r.read)
end
ENV["RUBYPATH"] = "~" + "/foo" * 10000
ENV["HOME"] = "/foo"
ruby("-S", "test_ruby_test_require") do |w, r, e|
w.close
e.read
assert_equal("", r.read)
end
t = Tempfile.new(["test_ruby_test_require", ".rb"])
t.puts "p :ok"
t.close
ENV["RUBYPATH"] = "~"
ENV["HOME"], name = File.split(t.path)
ruby("-S", name) do |w, r, e|
w.close
assert_equal(":ok", r.read.chomp)
assert_equal("", e.read)
end
ensure
env_rubypath ? ENV["RUBYPATH"] = env_rubypath : ENV.delete("RUBYPATH")
env_home ? ENV["HOME"] = env_home : ENV.delete("HOME")
end
def test_define_class
begin
require "socket"
rescue LoadError
return
end
ruby do |w, r, e|
w.puts "BasicSocket = 1"
w.puts "begin"
w.puts " require 'socket'"
w.puts " p :ng"
w.puts "rescue TypeError"
w.puts " p :ok"
w.puts "end"
w.close
assert_equal("", e.read)
assert_equal(":ok", r.read.chomp)
end
ruby do |w, r, e|
w.puts "class BasicSocket; end"
w.puts "begin"
w.puts " require 'socket'"
w.puts " p :ng"
w.puts "rescue NameError"
w.puts " p :ok"
w.puts "end"
w.close
assert_equal("", e.read)
assert_equal(":ok", r.read.chomp)
end
ruby do |w, r, e|
w.puts "class BasicSocket < IO; end"
w.puts "begin"
w.puts " require 'socket'"
w.puts " p :ok"
w.puts "rescue Exception"
w.puts " p :ng"
w.puts "end"
w.close
assert_equal("", e.read)
assert_equal(":ok", r.read.chomp)
end
end
def test_define_class_under
begin
require "zlib"
rescue LoadError
return
end
ruby do |w, r, e|
w.puts "module Zlib; end"
w.puts "Zlib::Error = 1"
w.puts "begin"
w.puts " require 'zlib'"
w.puts " p :ng"
w.puts "rescue TypeError"
w.puts " p :ok"
w.puts "end"
w.close
assert_equal("", e.read)
assert_equal(":ok", r.read.chomp)
end
ruby do |w, r, e|
w.puts "module Zlib; end"
w.puts "class Zlib::Error; end"
w.puts "begin"
w.puts " require 'zlib'"
w.puts " p :ng"
w.puts "rescue NameError"
w.puts " p :ok"
w.puts "end"
w.close
assert_equal("", e.read)
assert_equal(":ok", r.read.chomp)
end
ruby do |w, r, e|
w.puts "module Zlib; end"
w.puts "class Zlib::Error < StandardError; end"
w.puts "begin"
w.puts " require 'zlib'"
w.puts " p :ok"
w.puts "rescue Exception"
w.puts " p :ng"
w.puts "end"
w.close
assert_equal("", e.read)
assert_equal(":ok", r.read.chomp)
end
end
def test_define_module
begin
require "zlib"
rescue LoadError
return
end
ruby do |w, r, e|
w.puts "Zlib = 1"
w.puts "begin"
w.puts " require 'zlib'"
w.puts " p :ng"
w.puts "rescue TypeError"
w.puts " p :ok"
w.puts "end"
w.close
assert_equal("", e.read)
assert_equal(":ok", r.read.chomp)
end
end
def test_define_module_under
begin
require "socket"
rescue LoadError
return
end
ruby do |w, r, e|
w.puts "class BasicSocket < IO; end"
w.puts "class Socket < BasicSocket; end"
w.puts "Socket::Constants = 1"
w.puts "begin"
w.puts " require 'socket'"
w.puts " p :ng"
w.puts "rescue TypeError"
w.puts " p :ok"
w.puts "end"
w.close
assert_equal("", e.read)
assert_equal(":ok", r.read.chomp)
end
end
def test_load
t = Tempfile.new(["test_ruby_test_require", ".rb"])
t.puts "module Foo; end"
t.puts "at_exit { p :wrap_end }"
t.puts "at_exit { raise 'error in at_exit test' }"
t.puts "p :ok"
t.close
ruby do |w, r, e|
w.puts "load(#{ t.path.dump }, true)"
w.puts "GC.start"
w.puts "p :end"
w.close
assert_match(/error in at_exit test/, e.read)
assert_equal(":ok\n:end\n:wrap_end", r.read.chomp)
end
assert_raise(ArgumentError) { at_exit }
end
end
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